1. The decision made by the Intellectual Property Tribunal on December 11, 2014 by the Intellectual Property Tribunal on the case shall be revoked.

2. The costs of the lawsuit are assessed against the defendant.

1. Basic facts

(a) The name of the invention of this case (Evidence 1) : the filing date of the 3-story reinforced plates/registration number: June 5, 2012, 1,274, and 572: Defendant 4) in the manufacturing method of the 1-story reinforced plates containing synthetic resin ; the process method of the 1-story reinforced plates and the process method of the above-mentioned 4-story reinforced plates by means of heating and pressure (hereinafter referred to as “the process of the 1-story reinforced plates”) ; the process of the 3-story reinforced steel plates and the process of the 1-story reinforced steel plates; the process of the 3-story reinforced steel plates and the process of the 4-story reinforced steel plates; the process of the 1-story reinforced steel plates and the process of the 2-story reinforced steel plates; the process of the 2-story reinforced steel plates and the process of the 2-story steel plates containing the 3-story steel plates; the process of the 2-story reinforced steel plates and the process of the 2-frame steel plates.